19644590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 42057792

約数和(自身を除く): 22413202

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 470, 490, 658, 853, 1645, 1706, 2303, 3290, 4265, 4606, 5971, 8530, 11515, 11942, 23030, 29855, 40091, 41797, 59710, 80182, 83594, 200455, 208985, 280637, 400910, 417970, 561274, 1403185, 1964459, 2806370, 3928918, 9822295, 19644590]

約数ペア:

[(1, 19644590), (2, 9822295), (5, 3928918), (7, 2806370), (10, 1964459), (14, 1403185), (35, 561274), (47, 417970), (49, 400910), (70, 280637), (94, 208985), (98, 200455), (235, 83594), (245, 80182), (329, 59710), (470, 41797), (490, 40091), (658, 29855), (853, 23030), (1645, 11942), (1706, 11515), (2303, 8530), (3290, 5971), (4265, 4606)]